From 02c2945ecf1f52f78dda4fb7c70fffdfcaa155de Mon Sep 17 00:00:00 2001
From: ldericher <jmmiehe@gmx.de>
Date: Mon, 10 Aug 2020 16:36:05 +0200
Subject: [PATCH] "logs" command with "-f" switch

---
 src/kiwi/subcommands/logs.py | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/kiwi/subcommands/logs.py b/src/kiwi/subcommands/logs.py
index 699f297..5ee7935 100644
--- a/src/kiwi/subcommands/logs.py
+++ b/src/kiwi/subcommands/logs.py
@@ -1,3 +1,5 @@
+from ..core import Parser
+
 from ._utils import SubCommand, DockerProgram
 
 
@@ -5,12 +7,22 @@ class LogsCommand(SubCommand):
     def __init__(self):
         super().__init__(
             'logs',
-            description="Show logs of a project"
+            description="Show logs of a project or service"
+        )
+
+        self.get_parser().add_argument(
+            '-f', '--follow',
+            action='store_true',
+            help="output appended data as log grows"
         )
 
     def run(self):
+        args = ['logs', '-t']
+        if Parser().get_args().follow:
+            args = [*args, '-f', '--tail=10']
+
         DockerProgram('docker-compose').run(
-            ['logs', '-tf', '--tail=10'],
+            args,
             cwd='hello-world.project',
             env={'COMPOSE_PROJECT_NAME': 'hello-world'}
         )